﻿
<!doctype html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>弹窗</title>
    <link rel="stylesheet" type="text/css" href="弹窗.css">
    <style type="text/css">
        body {
            font-family: Arial,Helvetica,sans-serif;
            font-size: 17px;
            text-align: 1.5;
        }

        #open_btn {
            background: #009900;
        }

        #background {
            display: none;
            position: fixed;
            left: 0;
            top: 0;
            width: 100%;
            height: 100%;
            background-color: rgba(0,0,0,0.5);
        }

        #div1 {
            background: #eeeeee;
            width: 70%;
            z-index: 1;
            margin: 12% auto;
            overflow: auto;
        }

        span {
            color: white;
            padding-top: 12px;
            cursor: pointer;
            padding-right: 15px;
        }

        #div2 {
            background: #eeeeee;
            margin: auto;
            height: 300px;
            padding: 0 20px;
        }

        #close {
            padding: 5px;
            background:#0075C7;
        }

        #close-button {
            float: right;
            font-size: 30px;
        }

        #foot {
            padding: 5px 0;
            text-align: center;
            background: #0075C7;
            color: white;
        }

        h2 {
            margin: 10px 0;
            color: white;
            padding-left: 15px;
        }

        h3 {
            margin: 0 0px;
            padding-top: 15px;
        }
    </style>
</head>
<body>
    <button id="open_btn" class="btn">弹窗</button>
    <!-- 弹窗内容开始 -->
    <div id="background" class="back">
        <div id="div1" class="content">
            <div id="close">
                <span id="close-button">×</span>
                <h2>弹窗头部</h2>
            </div>
            <div id="div2">
                <h3>弹窗标题</h3>
                <p>内容</p>
               
            </div>
            <h3 id="foot">底部内容</h3>
        </div>
    </div>
    <!-- 弹窗内容结束 -->
    <script src="弹窗.js"></script>
</body>
<script type="text/javascript">

var btn = document.getElementById('open_btn');
var div = document.getElementById('background');
var close = document.getElementById('close-button');

btn.onclick = function show() {
	div.style.display = "block";
}

close.onclick = function close() {
	div.style.display = "none";
}

window.onclick = function close(e) {
	if (e.target == div) {
		div.style.display = "none";
	}
}
</script>
</html>
